FAQ

We offer web applications, mobile apps (iOS/Android, React Native, Flutter), desktop apps, custom database engines (VeloxDB), MCP server development, AI agents and chatbots, SDK and API development, private mail servers, IoT applications, and embedded firmware. We serve USA, Canada, and Bengaluru clients.

Contact us via the website form, email (support@hendoi.in), or phone. We reply within 24 hours to discuss your requirements and provide a free technical consultation and quote. No obligation.

We follow: 1) Discovery and requirements, 2) Scope and timeline, 3) Design or prototype, 4) Development and testing, 5) Launch and handover, 6) Optional support and maintenance. We give a clear timeline after scoping.

Timeline depends on scope and complexity. We provide a clear schedule and milestones after requirements and design are agreed. Contact us for a technical consultation tailored to your project.

Yes. We offer bug fixes, updates, security patches, and feature enhancements. Support can be tailored for USA, Canada, and Bengaluru clients. Contact us to discuss support options.

Yes. We overlap with USA and Canada business hours and use async communication (email, Slack, project tools) so you get timely responses regardless of timezone.

Yes. We sign NDAs and treat all client data as confidential. We follow best practices for secure development and data handling.

Contact us via the form, email (support@hendoi.in), or phone. We reply within 24 hours, discuss your requirements, and provide a free technical consultation and quote. No obligation.

We use Next.js, React, Node.js, Python, TypeScript, React Native, Flutter, and modern cloud and database stacks. We choose based on your product and long-term needs. For a technical discussion, contact us.

Yes. We work with startups, SMEs, and enterprises in USA, Canada, and Bengaluru. We adapt our process and communication to your team size and goals.

We review your goals, users, technical constraints, and success criteria. We then propose scope, architecture, and timeline. This phase can be a short call or a structured workshop—contact us to arrange it.

You do. We assign all code and IP to you upon delivery and payment as per our agreement. We can document this clearly in the contract.

Yes. We integrate with existing APIs, databases, auth systems, and third-party services. Share your stack and we can advise during a technical consultation.

We use Next.js, React, Node.js, Python, TypeScript, and modern front-end and back-end stacks. We choose based on your product, scale, and long-term needs.

Yes. All our web applications are responsive and work across desktop, tablet, and mobile. We follow accessibility and performance best practices.

Both. We use Next.js for hybrid rendering (SSR, SSG, or client-side as needed), or other frameworks when better suited. We recommend based on your SEO, performance, and UX goals.

We implement secure auth (e.g. session-based, JWT, OAuth) and follow best practices: HTTPS, secure headers, input validation, and principle of least privilege. We can align with your compliance requirements.

Yes. We integrate with payment gateways, CRMs, analytics, and other APIs. We handle rate limits, retries, and error handling. Share your integration list for a technical consultation.

Yes. We implement real-time features using WebSockets, Server-Sent Events, or managed services as appropriate for your scale and infrastructure.

We optimize for Core Web Vitals, use semantic HTML and meta tags, and consider server-side rendering where it helps SEO. We can set up monitoring and recommend hosting options.

We deploy to AWS, Vercel, and other cloud or on-premise environments. We provide deployment configs and documentation. For quote and technical consultation, contact us.

Yes. We build native (Swift/Kotlin) and cross-platform (React Native, Flutter) apps for iOS and Android. One codebase can target both platforms when cross-platform is a fit.

Both are strong. We recommend based on your team’s skills, existing codebase, and performance needs. We build in both and can advise for your product during a technical consultation.

Yes. We implement in-app purchases and subscriptions for iOS (StoreKit) and Android (Google Play Billing), including receipt validation and server-side checks where needed.

We integrate with FCM (Firebase Cloud Messaging) and APNs for push notifications, including topics, deep links, and optional rich content. We can connect to your backend for targeted campaigns.

Yes. We implement offline-first or offline-capable flows using local storage, sync strategies, and conflict resolution as required by your use case.

Yes. We follow platform guidelines so apps feel native on iOS and Android. We can also align with your brand within those guidelines.

We test on physical devices and simulators/emulators, and use automated tests where appropriate. We can set up CI for builds and test runs. For scope and timeline, contact us.

Yes. We integrate with REST or GraphQL APIs, handle auth tokens, and implement retry and error handling. We can advise on API design if you are building the backend too.

Chatbots typically answer questions in a conversation. AI agents can perform actions: query databases, call APIs, send emails, and automate workflows. We build both for USA, Canada, and Bengaluru clients.

Yes. We build agents that integrate with your databases, CRMs, ticketing systems, and APIs. We use secure patterns and can work with your IT and compliance requirements.

We work with OpenAI, Anthropic, and open-source models where appropriate. We choose based on your use case, latency, and data residency needs. For a technical consultation, contact us.

Yes. We build RAG pipelines so agents can use your documents and data with citations. We handle chunking, embeddings, and retrieval tuning for your domain.

We implement input/output filters, prompt constraints, and optional human-in-the-loop flows. We can align with your content and safety policies.

Yes. We build agents for WhatsApp Business API and can integrate with other messaging platforms. We handle webhooks, state, and business logic.

Yes. We can design agents to run on your infrastructure or in a VPC with your data. For quote and technical consultation, contact us.

We use evaluation datasets, logging, and feedback loops to measure and improve accuracy. We can set up metrics and iteration cycles as part of the project.

When one or two access patterns dominate (e.g. session store, cache, real-time state), your DB latency or scale is a bottleneck, or you need full control for compliance. We build purpose-built engines (VeloxDB) for USA, Canada, and India.

No. Most clients add a custom engine only for the hot path and keep PostgreSQL, MySQL, or another DB for the rest. We design for this hybrid approach.

We typically use C++ for the core engine for low latency and control. We provide client SDKs in Python, Node.js, Go, or Java as needed. For technical details, contact us.

Yes. We design in-memory, on-disk, or hybrid engines depending on your durability and latency requirements. We can discuss trade-offs in a technical consultation.

Yes. We build engines tuned for append-heavy, range-scan, and retention use cases (e.g. metrics, events, audit logs). For quote and scope, contact us.

We use fixed schema and access paths, lock-free or minimal locking, and avoid generic query overhead on the hot path. We can define SLAs and benchmarks during scoping.

We can design for replication and HA based on your requirements (e.g. primary-replica, consensus). Scope and design are agreed during technical consultation.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your workload, access patterns, and provide a technical consultation and quote.

MCP (Model Context Protocol) lets AI applications (e.g. Claude, custom LLM apps) connect to tools and data. An MCP server exposes your APIs, databases, or workflows so the AI can act on your behalf.

If you want AI assistants (Claude, ChatGPT, or your own) to use your product’s data and actions—search, book, update records—you need an MCP server. We build custom MCP servers for USA, Canada, and Bengaluru.

APIs, database queries, file systems, search, and custom business logic. We design tools and schemas so the AI can discover and invoke them safely.

Yes. We implement auth so only authorized clients and users can call your tools. We can integrate with your existing IAM or OAuth.

Yes. We build MCP servers that wrap your internal APIs and expose them as tools. We handle errors, timeouts, and rate limits appropriately.

We test with official MCP clients and custom integration tests. We can provide a test harness and documentation for your team. For scope and timeline, contact us.

We design tools for sync or async patterns as required. For long-running tasks we can use progress callbacks or polling as per the MCP and client capabilities.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your use case and provide a technical consultation and quote.

Yes. We build custom themes from scratch (no page builders if you prefer) for businesses in USA, Canada, and Bengaluru. Responsive, fast, and maintainable.

When off-the-shelf plugins don’t match your workflow, you need custom logic, or you want to avoid bloat and conflicts. We build custom plugins and WooCommerce extensions.

We can do either. We build code-only themes for full control and performance, or themes that work with block editor or your chosen builder. We recommend based on your needs.

We follow WordPress coding standards, sanitize and validate input, use nonces and capability checks, and keep dependencies updated. We can advise on hardening and updates.

Yes. We build custom WooCommerce plugins, checkout flows, and integrations. We can extend product types, payment methods, and reporting. For scope, contact us.

Yes. We can migrate content, menus, and settings to a new theme or host with minimal downtime. We plan migrations and test before cutover.

We can work with multisite and with headless setups (WordPress as CMS, front-end in React/Next.js). For technical consultation and quote, contact us.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your requirements and provide a technical consultation and quote.

Data ownership, privacy, and control. With your own server you control where data lives and can meet strict GDPR or industry requirements. For technical consultation and quote, contact us.

Yes, when set up correctly. We deploy with encryption (TLS, optional encryption at rest), strong authentication, and best practices. We can align with your compliance needs.

Yes. We can plan and execute migration of mail and calendars to your private server with minimal downtime. We handle IMAP/POP and calendar export/import as needed.

We use established stacks (e.g. Postfix, Dovecot, or solutions like Mailcow) and secure them for your environment. We can advise on self-hosted vs managed options.

Yes. We configure SPF, DKIM, and DMARC to improve deliverability and protect your domain from spoofing. We can help with DNS and monitoring.

Yes. We set up your server for your domain and help you migrate existing addresses. We plan MX and DNS changes to avoid disruption.

Yes. We can deploy calendar and contacts sync (CalDAV, CardDAV) so you have a full replacement for cloud mail and calendar. For quote and technical consultation, contact us.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your requirements and provide a technical consultation and quote.

When you want developers to integrate with your product programmatically. An SDK (e.g. npm, PyPI, Swift Package) makes integration faster and more consistent than raw API calls.

An API is the interface (endpoints, contracts). An SDK is a client library that wraps the API in a language (JavaScript, Python, etc.). We build both—API-first, then SDKs for the languages your users need.

We build SDKs for JavaScript/TypeScript (npm), Python (PyPI), Go, Java, Swift, and others as needed. We can recommend languages based on your developer audience. For scope, contact us.

Yes. We version APIs (e.g. URL or header versioning) and provide OpenAPI specs and documentation. We can also add SDK docs and code examples.

We support API keys, OAuth 2, and other auth methods as required. We keep secrets out of code and document secure usage. For technical consultation, contact us.

Yes. We can prepare and publish packages to npm, PyPI, and other registries, and set up CI for releases and versioning.

Yes. We build REST and GraphQL APIs and can recommend one based on your use case. We also build SDKs that work with your chosen API style.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your API/SDK requirements and provide a technical consultation and quote.

We build the software that runs on devices: sensors, gateways, industrial equipment, medical devices. This includes firmware (C/C++, FreeRTOS, Zephyr), connectivity (BLE, LoRaWAN, Wi‑Fi), and OTA updates.

Yes. We have experience with IEC 62304 and design for compliance. Scope and documentation are agreed up front for regulated projects. For technical consultation, contact us.

We work with ESP32, STM32, nRF, and other common MCUs. We use FreeRTOS, Zephyr, or bare metal as appropriate. We can advise on hardware and RTOS choice.

Yes. We design secure OTA flows (e.g. delta updates, rollback) and integrate with your backend or cloud. We can align with your security and bandwidth constraints.

Yes. We implement BLE, LoRaWAN, LTE-M, and other connectivity as required. We handle provisioning, power, and protocol specifics.

Yes. We build gateway firmware and edge applications that aggregate device data and connect to your cloud or backend. For quote and technical consultation, contact us.

We use unit tests, hardware-in-the-loop, and simulation (e.g. Wokwi) where useful. We can set up CI and test rigs. Scope and timeline depend on project—contact us to discuss.

Contact us via the website form, email (support@hendoi.in), or phone. We will discuss your hardware and requirements and provide a technical consultation and quote.